(19)

(11)

EP 3 886 687 A1

(12)

(43) Date of publication: 06.10.2021 Bulletin 2021/40 (21) Application number: 19805309.2 (22) Date of filing: 21.11.2019

(51) International Patent Classification (IPC):  A61B 5/01(2006.01) G01K 13/00(2021.01) G01K 1/20(2006.01) (52) Cooperative Patent Classification (CPC): A61B 5/01; A61B 2560/0252; A61B 2560/0271; A61B 2560/04; G01K 1/16; G01K 13/20 (86) International application number: PCT/EP2019/082003 (87) International publication number: WO 2020/109119 (04.06.2020 Gazette 2020/23)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 27.11.2018 US 201862771655 P 11.12.2018 EP 18211550 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)	(72) Inventors: BLOM, Antonius Hermanus Maria 5656 AE Eindhoven (NL) CIUHU, Calina 5656 AE Eindhoven (NL) ATALLAH, Louis Nicolas 5656 AE Eindhoven (NL) BONGERS, Edwin Gerardus Johannus Maria 5656 AE Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 5 5656 AE Eindhoven 5656 AE Eindhoven (NL)